package com.ykg.mapper;

import com.ykg.pojo.Goods;
import org.apache.ibatis.annotations.Mapper;
import org.springframework.stereotype.Repository;

import java.util.List;

/**
 * Dao:货物
 * Created on 14:15 2021/6/21.
 * @Author: laobian
 * @Description:
 */
@Mapper
@Repository
public interface GoodsMapper {
    //更新货物价格
    int updatePrice(long tId,float price);

    //查询货物价格
    Goods findAll();


}
